Finding the Fourth Proportional to 73,896.10, 110,844.15 and 29,529.70
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Solution
The fourth proportional to 73,896.10, 110,844.15 and 29,529.70 is: 44,294.55
Step by Step Solution
- Step 1: Write the proportion equation
73,896.10 : 110,844.15 = 29,529.70 : x - Step 2: Convert to fraction form
73,896.10/110,844.15 = 29,529.70/x - Step 3: Cross multiply
73,896.10x = 110,844.15 × 29,529.70 - Step 4: Simplify right side
73,896.10x = 3,273,194,496.26 - Step 5: Solve for x
x = 3,273,194,496.26/73,896.10 - Step 6: Final answer
x = 44,294.55
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.